History of computing

speaker: Wong Weng Fai event: klcamp

History of computers

• Napier’s bones
• William’s sliderule
• Difference engine
• Analytical engine
• Tabulating machine
• The ABC computer
• Computability Theory (Alan Turing)
• Mark I
• 1944: ENIAC
• 1945: EDSAC (John Von Neumann)
• 1947: Development of the transistor

What is a computer

• Introduce modern hardware
• Transistor
• nCMOS, pCMOS
• Boolean logic gates
• Digital circuits (combinatorial: no memory, sequential: with memory)
• Representing numbers (binary numbers, fractions, complement, addition)
• Half adder, full adder